SPECIAL - Cara_s Nucs Agents (modified) Flashcards

1
Q

Mechanism: MDP

A

phospate analog - chemisorption

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2
Q

Mechanism: Xe-133

A

not absorbed (inspired) - can diffuse into fat

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3
Q

Mechanism: MAA

A

albumin - gets stuck in capillary

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4
Q

Mechanism: Sulfur colloid

A

phagocytized by RES

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5
Q

Mechanism: HIDA

A

bilirubin analog

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6
Q

Mechanism: WBC

A

tagged neutrophil - goes to RES and sites of active inflammation

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7
Q

Mechanism: RBC

A

tagged RBC - circulated in blood

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8
Q

Mechanism: MAG-3

A

actively secreted

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9
Q

Mechanism: DMSA

A

binds to sulfhydryl group in proximal tubule

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10
Q

Mechanism: Pertechnetate

A

active transport in thyroid

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11
Q

Mechanism: Ga-67

A

iron analog - taken up by bacteria and WBC

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12
Q

Mechanism: FDG

A

glucose analog

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13
Q

Mechanism: Sestamibi

A

active transport

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14
Q

Mechanism: Thallium-201

A

potassium analog, active transport (Na/K pump)

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15
Q

Mechanism: Pentreotide

A

analog of octreotide

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16
Q

Mechanism: MIBG

A

analog of norepinephrine

17
Q

Mechanism: HMPAO

A

lipophilic, cross BBB; same for Tc-99m ECD

18
Q

Mechanism: DTPA (cistern)

A

water soluble

19
Q

Mechanism: Iodine

A

active transport in thyroid

20
Q

Critical organ: MDP

A

bones

21
Q

Critical organ: Xe-133

A

trachea/airways

22
Q

Critical organ: MAA

A

lungs

23
Q

Critical organ: Sulfur colloid

A

proximal colon

24
Q

Critical organ: HIDA

A

gallbladder wall

25
Q

Critical organ: WBC

A

spleen

26
Q

Critical organ: RBC

A

heart

27
Q

Critical organ: MAG-3

A

bladder

28
Q

Critical organ: DMSA

A

kidney

29
Q

Critical organ: Pertechnetate

A

stomach

30
Q

Critical organ: Ga-67

A

distal colon

31
Q

Critical organ: F-18 FDG

A

bladder

32
Q

Critical organ: Sestamibi

A

proximal colon

33
Q

Critical organ: Thallium-201

A

renal cortex

34
Q

Critical organ: Pentreotide

A

spleen

35
Q

Critical organ: MIBG

A

spleen

36
Q

Critical organ: HMPAO

A

bladder

37
Q

Critical organ: DTPA (cistern)

A

spinal cord

38
Q

Critical organ: Iodine

A

thyroid

39
Q

Proximal colon is the critical organ for which radiotracers?

A

sulfur colloid, sestamibi